Quiz about Standard 1 Unit Test (2019-2020)

Question 1

Most scientists currently classify life into how many kingdoms?

Accepted Answer

6

Answer

5

Answer

2

Answer

3

Question 2

Organisms under the taxonomic group Animalia are

Accepted Answer

all multi-celled heterotrophs

Answer

all single-celled autotrophs

Answer

sometimes multi-celled autotrophs

Answer

sometimes single-celled heterotrophs

Question 3

What kind of cell has no nucleus and no membrane bound organelles?

Accepted Answer

prokaryotic

Answer

eukaryotic

Answer

a plant or animal cell

Answer

dead cell

Question 4

Which of the following do a frog, worm, and pine tree have in common?

Accepted Answer

They are all eukaryotic organisms that have nuclei in their cells.

Answer

They are all prokaryotic organisms that have free DNA in their cells.

Answer

They are all autotrophic organisms and make their own food.

Answer

They are all heterotrophic organisms that use organic carbon for growth.

Question 5

Which of the following contains a nucleus?

Accepted Answer

eukaryotes

Answer

prokaryotes

Answer

bacteria

Answer

organelles

Question 6

If a chicken egg were used as a model of a cell, what type of cell would it best represent?

Accepted Answer

a eukaryotic cell, with the yolk representing the nucleus

Answer

a prokaryotic cell, with the yolk representing the cell membrane.

Answer

a prokaryotic cell, with the yolk representing the chloroplast

Answer

a eukaryotic cell, with the yolk representing free DNA

Question 7

Using the dichotomous key, which type of tree did this sample come from?

Accepted Answer

spruce

Answer

maple

Answer

palm

Answer

hemlock

Question 8

Which of the following describes a way that protists differ from animals and plants?

Accepted Answer

Protists are single-celled organisms.

Answer

Animals and plants do not resemble protists.

Answer

Protists are typically much larger than most plants and animals.

Answer

Different species of protists do not differ greatly from one another.

Question 9

What is the purpose of the taxonomic system?

Accepted Answer

to organize living organisms in a meaningful way

Answer

to require scientists to use standard units of measurement

Answer

to determine the biochemistry of different species

Answer

to extend scientists' ability to magnify living organisms

Question 10

What is the kingdom that contains single-celled organisms that live in extreme environments?

Accepted Answer

archaea

Answer

plantae

Answer

bacteria

Answer

protista

Question 11

According to the key, what type of plant is pictured below?

Accepted Answer

goldenrod

Answer

silkweed

Answer

black-eyed Susan

Answer

hibiscus

Question 12

What are organisms , such as plants, that make their own food called?

Accepted Answer

autotrophs

Answer

heterotrophs

Answer

consumers

Answer

pigments

Question 13

Into which kingdom are mushrooms, yeast, and the causal agent of athlete's feet found?

Accepted Answer

Fungi

Answer

Protista

Answer

Monera

Answer

Plantae

Question 14

Which of the following is the broadest taxonomic category?

Accepted Answer

domain

Answer

phylum

Answer

class

Answer

genus

Question 15

Organisms classified using a dichotomous key are based on

Accepted Answer

physical characteristics

Answer

geographic area

Answer

behaviors

Answer

genes

Question 16

How are the millions of organisms on Earth classified by scientists?

Accepted Answer

in a hierarchical system of shared characteristics and traits

Answer

in chronological order by the date of discovery

Answer

in geological order based on their location of discovery

Answer

in a numerical system based on their population size

Question 17

There are several million different types of organisms on Earth. Which of the following is the BEST way to organize them?

Accepted Answer

by features or characteristics they share

Answer

by the name of the person who discovered them

Answer

chronologically by date of discovery

Answer

numerically by their age

Question 18

Which characteristic distinguishes organisms in kingdom Archaebacteria from organisms in kingdom Eubacteria?

Accepted Answer

Most organisms in kingdom Archaebacteria live in extreme environments, while most organisms in kingdom Eubacteria live in moderate environments.

Answer

Most organisms in kingdom Archaebacteria are single-celled, while only some organisms in kingdom Eubacteria are single-cell.

Answer

Organisms in kingdom Archaebacteria are rod shaped, and organisms in kingdom Eubacteria are only cocci or spiral shaped.

Answer

Organisms in kingdom Archaebacteria have circular DNA, and organisms in kingdom Eubacteria have linear DNA.

Question 19

Based on the Linnaean system of classification, how would these organisms be organized?

Accepted Answer

They would be classified differently, because they belong to different kingdoms.

Answer

They would be classified differently, because they each start with different letters.

Answer

They would be classified together, because they all have cells of the same size.

Answer

They would be classified together, because they were all found in the same area.

Question 20

A student wants to develop a model that categorizes various plants and animals as either heterotrophs or autotrophs. Which statement provides the BEST criteria for distinguishing which category the various organisms should be placed in withing the model?

Accepted Answer

Heterotrophs need to consume other organisms in the food chain for sustenance; autotrophs can produce their own food from inorganic sources such as carbon dioxide.

Answer

Heterotrophs can produce their own food from inorganic sources such s carbon dioxide; autotrophs need o consume other organisms in the food chain for sustenance.

Answer

Heterotrophs are multicellular organisms that reproduce sexually; autotrophs are unicellular organisms that reproduce asexually.

Answer

Autotrophs are multicellular organisms that reproduce sexually; heterotrophs are unicellular organisms that reproduce asexually.

Standard 1 Unit Test (2019-2020)

20 questions